<ul>
  <li>
    <a href="javascript:;">全部日志</a><p><%= Article.all_articles.length %></p>
  </li>
</ul>
<% @documet_types.each do |documet_type| %>
  <ul>
    <li id="log_<%= documet_type.id %>">
      <%= render :file => "documents/show/logs/show/documet_types/_show.html", :locals => {:documet_type => documet_type} %>
    </li>
  </ul>
<% end %>